The third outfit in all the early credits, the classy black outfit with hat, gloves and pearls are from her visit with Aunt Vesta in this episode.
The fourth outfit for this episode's credits is an Army camouflage outfit. Sabrina says, "It's camouflage. I'm over here!"
The band that sings the popular "Funky Song (Shake your Whammy Fanny)" is the fictional group, Brothers Junk.
You can see the separation at the neck in the costume of the giant bug that chases Mr. Pool in his shower.
Hilda: (to Sabrina) How can you choose the Pleasure Dome over High School? Wait, that didn't come out right!
Dianne Kennedy was nominated for the 1997 Emmy Award for "Outstanding Costume Design for a Series" for this episode.
Libby (Jenna Leigh Green) doesn't appear in this episode.
In UK, terrestrial airings of this episode edit out 'the funky song' lyrics from 'shake your whamming fanny, funky song, funky song' to 'shake your funky song' probably because in the UK the word fanny is considered a swear word.
Title: Third Aunt From the Sun
The title is a reference to NBC's show 3rd Rock From the Sun.